2001 Audi A4 Catalytic Converters

Features:

MagnaFlow ceramic catalysts have large surface areas to speed up the exhaust breakdown process while a ribbed, stainless steel body and external shield further protect them. Universal design. Not CARB compliant.

Features:

MagnaFlow ceramic catalysts have large surface areas to speed up the exhaust breakdown process while a steel body is spun around them for protection in a compact shape. Mandrel bent tubes increase air flow. Vehicle specific. Not CARB compliant.